Burton, John A. Birds of the tropics / John A. Burton ; with a foreword by Dillon Ripley - New York : Bounty Books, 1973 - 128 p. : col. ill. ; 31 cm. Bibliography: p. 128. ISBN: 0517120364 LCCN: 73-81803 Subjects--Topical Terms: Birds--TropicsBirds--Pictorial works--Tropics